<template>
  <div class="report">
     <!-- 导航 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>数据统计</el-breadcrumb-item>
      <el-breadcrumb-item>数据报表</el-breadcrumb-item>
    </el-breadcrumb>
     <!-- 视图 -->
    <el-card class="box-card">
      <!--2 为ECharts准备一个具备大小（宽高）的Dom -->
    <div id="main" style="width: 600px;height:400px;"></div>
    </el-card>
  </div>
</template>

<script>
//1导入
import echarts from 'echarts'
import _ from 'lodash'//拷贝
export default {
data(){
  return{
     options: {
        title: {
          text: '用户来源'
        },
        tooltip: {
          trigger: 'axis',
          axisPointer: {
            type: 'cross',
            label: {
              backgroundColor: '#E9EEF3'
            }
          }
        },
        grid: {
          left: '3%',
          right: '4%',
          bottom: '3%',
          containLabel: true
        },
        xAxis: [
          {
            boundaryGap: false
          }
        ],
        yAxis: [
          {
            type: 'value'
          }
        ]
      }
  }
},
created(){
//this.getReportData()
},
 async mounted(){
  // 3基于准备好的dom，初始化echarts实例
        var myChart = echarts.init(document.getElementById('main'));
        let {data:res} = await this.$http.get('reports/type/1')
        if (res.meta.status !== 200) {
          return this.$message.error('获取数据失败')
        }
        
        // 4指定图表的配置项和数据
      let result =  _.merge(res.data,this.options)
 // 5使用刚指定的配置项和数据显示图表。
        myChart.setOption(result);
},
methods:{

}
}
</script>

<style lang="less" scoped>

</style>